Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬((r ↔ r) ∧ T ∧ r) ∨ ¬(r ↔ r) ∨ ¬(T ∨ T) ∨ ¬r

⇒ logic.propositional.idempor

¬((r ↔ r) ∧ T ∧ r) ∨ ¬(r ↔ r) ∨ ¬T ∨ ¬r